{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013179},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012324","490:4900013074","490:4900012329","490:4900012618","490:4900012615","490:4900012537","490:4900012544","490:4900013000","490:4900013025","490:4900013212","490:4900012393","490:4900012616","490:4900012542","490:4900013145","494:4940008885","490:4900012334","490:4900013063","490:4900012323","490:4900012617","490:4900012271","490:4900012479","490:4900012824","490:4900012472","487:4870000791","490:4900013175"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,487,490],"twin_sims":[0.46463836538586734,0.3825350785418055,0.3256591387132352,0.3223660173414007,0.319767038361731,0.2880360513328554,0.2764106852010477,0.23643730815619168,0.22709915561059257,0.18444363452087445,0.16684872681161955,0.15390142737961127,0.15319178735515201,0.1494012552044517,0.14489532045320203,0.14316098018224888,0.14306505111063073,0.13439185640929935,0.13051186892811542,0.12903410539129817,0.11253340862374542,0.1124095802943482,0.11029479501306481,0.10463859345809087,0.10386026120040225],"twin_dists":[0.1608028559259588,0.18004697625447785,0.19454348805244132,0.19542271365452948,0.19612015626176385,0.20491129129051325,0.20827491159660433,0.22056283965318382,0.22362324223592508,0.23880039787876348,0.24577988940066667,0.25126219055625854,0.251572254536745,0.2532465654612876,0.25527812366810376,0.2560725452472283,0.2561166939922219,0.2602028429848424,0.26209502429590975,0.26282685117059656,0.2714659595418541,0.27153435939905507,0.27271159411016443,0.27594846675589924,0.2764044557926132],"n_dims_used":45,"mean_confidence":0.9154609680175781},"coverage":{"mean_confidence":0.9154609680175781,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}